Lighting device



FIG. 1 is a front left upper perspective view of a lighting device showing our new design;

FIG. 2 is a front right lower perspective view thereof;

FIG. 3 is a rear right upper perspective view thereof;

FIG. 4 is a rear left lower perspective view thereof;

FIG. 5 is a front side elevational view thereof;

FIG. 6 is a rear side elevational view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a left side elevational view thereof;

FIG. 9 is a top plan view thereof; and

FIG. 10 is a bottom plan view thereof; and,

FIG. 11 is a left side elevational view of the lighting device mounted on an example firearm.

The broken lines in the drawings illustrate environmental features and form no part of the claimed design. 

CLAIM The ornamental design for a lighting device, as shown and described. 